20174039120

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1840697}}^1$

素因数の和:1840847

約数の個数: 40

約数和(自身を含む): 47247036264

約数和(自身を除く): 27072997144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 10960, 1840697, 3681394, 7362788, 9203485, 14725576, 18406970, 29451152, 36813940, 73627880, 147255760, 252175489, 504350978, 1008701956, 1260877445, 2017403912, 2521754890, 4034807824, 5043509780, 10087019560, 20174039120]

約数ペア:

[(1, 20174039120), (2, 10087019560), (4, 5043509780), (5, 4034807824), (8, 2521754890), (10, 2017403912), (16, 1260877445), (20, 1008701956), (40, 504350978), (80, 252175489), (137, 147255760), (274, 73627880), (548, 36813940), (685, 29451152), (1096, 18406970), (1370, 14725576), (2192, 9203485), (2740, 7362788), (5480, 3681394), (10960, 1840697)]